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-rw-r--r--kernel/futex_compat.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c
index 235716556bf1..d49afb2395e5 100644
--- a/kernel/futex_compat.c
+++ b/kernel/futex_compat.c
@@ -146,7 +146,7 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
146 struct task_struct *p; 146 struct task_struct *p;
147 147
148 ret = -ESRCH; 148 ret = -ESRCH;
149 read_lock(&tasklist_lock); 149 rcu_read_lock();
150 p = find_task_by_vpid(pid); 150 p = find_task_by_vpid(pid);
151 if (!p) 151 if (!p)
152 goto err_unlock; 152 goto err_unlock;
@@ -157,7 +157,7 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
157 !capable(CAP_SYS_PTRACE)) 157 !capable(CAP_SYS_PTRACE))
158 goto err_unlock; 158 goto err_unlock;
159 head = p->compat_robust_list; 159 head = p->compat_robust_list;
160 read_unlock(&tasklist_lock); 160 rcu_read_unlock();
161 } 161 }
162 162
163 if (put_user(sizeof(*head), len_ptr)) 163 if (put_user(sizeof(*head), len_ptr))
@@ -165,7 +165,7 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
165 return put_user(ptr_to_compat(head), head_ptr); 165 return put_user(ptr_to_compat(head), head_ptr);
166 166
167err_unlock: 167err_unlock:
168 read_unlock(&tasklist_lock); 168 rcu_read_unlock();
169 169
170 return ret; 170 return ret;
171} 171}